Table 2. The changes of postural balance (N=54).

		ACBT group (n=27)	Control group (n=27)
BBS	Pre	54.4 ± 2.4	54.1 ± 2.6
(point)	Post	54.7 ± 2.6	54.1 ± 2.3
	Pre-Post	0.3 ± 0.9*	0.0 ± 0.8
FRT	Pre	36.3 ± 3.6	35.4 ± 4.2
(cm)	Post	37.4 ± 4.2	35.5 ± 4.3
	Pre-Post	1.1 ± 1.4*†	0.1 ± 1.4
OLST	Pre	29.1 ± 6.7	32.3 ± 10.2
(sec)	Post	39.6 ± 11.1	30.8 ± 12.9
	Pre-Post	10.5 ± 7.1*†	–1.5 ± 18.5

BBS: Berg balance scale; FRT: functional reach test; OLST: one leg stance test. Values are expressed as mean ± standard deviation (SD). *Significant difference within group. †Significant difference between groups.